\documentclass[]{ctexart}
\usepackage{tikz}


\title{数据库修订版} 
\author{张 毅} 


\begin{document}
	
	\maketitle
	
	\newpage
	
	这是绘制图像说明
	\begin{tikzpicture}
	\draw (0pt,30pt) -- (30pt,0pt);
	\end{tikzpicture}
\end{document}